6197545138 has 8 divisors (see below), whose sum is σ = 9305337600. Its totient is φ = 3095765940.

The previous prime is 6197545097. The next prime is 6197545213. The reversal of 6197545138 is 8315457916.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 6197545091 and 6197545100.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1500738 + ... + 1504861.

It is an arithmetic number, because the mean of its divisors is an integer number (1163167200).

Almost surely, 2^6197545138 is an apocalyptic number.

6197545138 is a deficient number, since it is larger than the sum of its proper divisors (3107792462).

6197545138 is a wasteful number, since it uses less digits than its factorization.

6197545138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3006632.

The product of its digits is 907200, while the sum is 49.

The square root of 6197545138 is about 78724.4888074861. The cubic root of 6197545138 is about 1836.8480554376.

The spelling of 6197545138 in words is "six billion, one hundred ninety-seven million, five hundred forty-five thousand, one hundred thirty-eight".